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Author Question: 100. cal of heat are added to 10 g of ethanol (0.581 cal/g C) originally at 15 C. The final ... (Read 211 times)

ishan

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100. cal of heat are added to 10 g of ethanol (0.581 cal/g C) originally at 15 C. The final temperature is ________.
 
  A) 17 C
  B) 27 C
  C) 32 C
  D) 38 C

Question 2

Assume air has an average molar mass of 28 grams/mole, and determine how many moles of air molecules there are 1.0 liters of air, which contains 1.26 grams of air molecules.
 
  A) 28 moles
  B) 0.45 mole
  C) 0.045 mole
  D) 22.4 moles



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catron30

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Answer to Question 1

C

Answer to Question 2

C




ishan

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Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)


dawsa925

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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